Added in 1.9.3
/setconfig <section> <option> [value]
Modifies a config.ini option and tells AdiIRC to reload the config.ini file.
/setconfig with no parameters will just reload the config.ini file.
Parameters
<section> - Section in the config.ini file to edit.
<options> - Option under the section in the config.ini file to edit.
[value] - Value to insert in the option.
Example
;Disables timestamp in messages /setconfig Messages CONF_usetimestamp False